Index: pkg/compiler/lib/src/js_backend/backend.dart |
diff --git a/pkg/compiler/lib/src/js_backend/backend.dart b/pkg/compiler/lib/src/js_backend/backend.dart |
index 7ffcc12e4d0ef0b46f818d0b29d1c66bdddb2566..489a4918fdb9115fcbae36a75f9d2f4f18bb467d 100644 |
--- a/pkg/compiler/lib/src/js_backend/backend.dart |
+++ b/pkg/compiler/lib/src/js_backend/backend.dart |
@@ -2078,6 +2078,7 @@ class JavaScriptImpactTransformer extends ImpactTransformer { |
void onIsCheckForCodegen( |
ResolutionDartType type, TransformedWorldImpact transformed) { |
if (type.isDynamic) return; |
+ if (type.isVoid) return; |
type = type.unaliased; |
backendUsage.registerBackendImpact(transformed, impacts.typeCheck); |